package org.csmzxy.class2333;

public class Example07 {
    public static void main(String[] args){
        String id = "user";
        String time = "2023-1112-1336";
        String orderId = id.concat(time);
        System.out.println("将字符串"+time+"拼接到字符串"+id+"的结尾，生成的订单号为"+orderId);
        System.out.println("截取字符串"+orderId+"的第5个字符到第14个字符，结果为"+orderId.substring(4,13));
        System.out.print("将字符串"+time+"用符号-分割为若干个子字符串，结果为");
        String [] times = time.split("-");
        for (int i = 0; i < times.length; i++){
            if(i != times.length - 1){
                System.out.print(times[i]+",");
            }else {
                System.out.println(times[i]);
            }
        }
    }
}
